The number of Rfam families observed in different domains:
2575 Eukaryota
912 Bacteria
183 Viruses
116 Bacteria/Mixed
97 Archaea
83 Eukaryota/Mixed
72 unclassified sequences
30 unclassified sequences/Bacteria
26 Mixed
25 Viruses/Mixed
15 unclassified sequences/Mixed
13 Mixed/Bacteria
8 Archaea/Mixed
4 Mixed/Eukaryota
3 Viruses/Eukaryota
2 Mixed/Archaea
2 Bacteria/Eukaryota
1 Viroids
1 unclassified sequences/Eukaryota
1 unclassified sequences/Archaea
1 Mixed/Viruses